19147518

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1741}}^1$

素因数の和:1809

約数の個数: 48

約数和(自身を含む): 45654336

約数和(自身を除く): 26506818

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 47, 78, 94, 117, 141, 234, 282, 423, 611, 846, 1222, 1741, 1833, 3482, 3666, 5223, 5499, 10446, 10998, 15669, 22633, 31338, 45266, 67899, 81827, 135798, 163654, 203697, 245481, 407394, 490962, 736443, 1063751, 1472886, 2127502, 3191253, 6382506, 9573759, 19147518]

約数ペア:

[(1, 19147518), (2, 9573759), (3, 6382506), (6, 3191253), (9, 2127502), (13, 1472886), (18, 1063751), (26, 736443), (39, 490962), (47, 407394), (78, 245481), (94, 203697), (117, 163654), (141, 135798), (234, 81827), (282, 67899), (423, 45266), (611, 31338), (846, 22633), (1222, 15669), (1741, 10998), (1833, 10446), (3482, 5499), (3666, 5223)]